复杂框支剪力墙结构模型试验.pdf

第25卷第5期 2005年9月长安大学学报(自然科学版)Journal of Chang'an University(Natural Science Edition)Vol. 25 Sept. No. 52005文章编号:1671-8879(2005)05-0066-05复杂框支剪力墙结构模型试验叶艳霞‘,梁兴文“(,陕西西安710061; ,陕西西安710055)摘要:针对某楼板开洞的复杂框支剪力墙结构高层商住楼制作了1/20整体试验模型,进行了模型的振动台试验,得到了结构在不同裂度地震作用下的加速度、速度、位移及应力一应变曲线,分析了结构的动力特性和动力荷载下的受力特点。研究结果表明,合理的楼板开洞可有效减小转换层以上结构的侧向刚度,避免结构沿竖向产生较大的刚度突变。关键词:结构工程;框支剪力墙结构;振动台实验;动力特性;地震反应中图分类号:TU317文献标识码:AModel test of cframe supported shear wall structure tall buildingYE Yan-xia',LIANG Xing-went(1. School of Civil Engineering, Chang' an University, Xi' an 710061,China;2. School of Civil Engineering, Xi'an University of Architecture and Technology,Xi' an 710055,China)Abstract: A 1/20 cement model of plex frame supported shear wall structure tall building is put tothe dynamic test under simulated earthquake load on shaking the dynamic properties,the earthquake responses and the weak positions of the structure, this paper gives the conclusion that thelateral stiffness above the transfer-story is close to that of stories below the transfer-story because someslabs are removed, which is useful to avoid the lateral stiffness sudden changing along the height of thebuilding. The paper also gives advises to the design of similar structure building. 7 tabs, 4 figs, 6 words: structural engineering; frame suppored shear wall structure; table shaking tes